You have a distance sensor HC-SR04 and a series of distance observations, assuming the target does not move you want to establish the best or most correct measure. The particular sensor used is a HC-SR04, of which an analysis of the accuracy and performances is presented here: in the analysis, as I do not have any specific …
Geo-visualizations are a powerful tool to understand the world. Thanks to Michael Cooper I came across this article. The visualization had been created by JimWillFixIt69, on a reddit.com forum and is very popular, mentioned and linked from many other sites. Here it is: It shows, for each European Country, which is the second biggest Nationality …
I was inspired by this article, which tells the story of Andrew Ng‘s father Ronald, with respect to online self-tuition. Well, Ronald, now almost 74, has successfully completed 146 online courses since 2012. Even before reading the article, I asked myself: How many online courses have I completed since May 2015, the point in time …
Datacamp has published this beautiful infographics on how to become a Data Scientist and what are the skill that compose this mythical professional figure. It is clear that the professions that make up the field of Data Science are many and diverse, however fundamentally they have made a very good summary. It reminds me of …
I have come across these basic truths of statistics several times in my learning experience. Nevertheless, I keep reading press articles and hearing news reports where they are ignored, to the purpose of telling stories that are all but true. The idea crossed my mind already several times, but today I was reading a post …
What you learn during your lifetime will hopefully stay with you for the rest of your life. However, if you do not use the skills you have learned, they will get rusty, and if you do not sharpen them from time to time, you will find that they will be not any more readily usable …
This book, based on the life experience of Hans Rosling, is about learning to have a fact-based vision of the world. It is an eye-opener, as all the work done by Hans, his son Ola Rosling and his daughter in law Anna Rosling Rönnlund. After Hans passed away in February 2017, Ola and Anna continue …
Let’s go to the point: Finally Python has what R used to have since a looong time ago with Shiny. This is nothing less than Python Dash, a Python framework for building analytical applications (in the author’s own words). The library is based around Flask and Plotly, the installation is pretty easy and it is …
I have found out a couple of days ago that the evolution of the libraries in the Python ecosystem is FAST. It is not only fast, it is exceptionally fast. In my opinion some of these libraries are evolving together with the market and mainly for market reasons (one of these libraries is Pandas, part …
It was a bit since last post. Recently I have been not following a very structured approach to courses or training materials, but I have rather attempted to consolidate what I have learned along these years. My daily job continues to be very far apart from Data Science and indeed it is going also far …